third_party/rules_proto_grpc: Fix tags handling
third_party/rules_proto_grpc: Fix tags handling

Because the `tags` kwarg is explicitly set on the previous line, it
must be excluded from the "all other kwargs" expansion. Otherwise,
`tags` is set twice, leading to an analysis failure.

Fixed: 258074760
Change-Id: Ia906cf4d6d749b9423f90316b6dd508b0acff072
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/118430
Reviewed-by: Armando Montanez <97ef6fdb231c129ac8827d9f0c4106bfbf57f74f@google.com>
Commit-Queue: Auto-Submit <14637eda5603879df170705285bf30f5996692f0@pigweed.google.com.iam.gserviceaccount.com>
Pigweed-Auto-Submit: Ted Pudlik <c7372cc3e451acc046049fca9e050bcb2a4a3d11@google.com>

google/pigweed,google/pigweed,google/pigweed,google/pigweed,google/pigweed,google/pigweed,google/pigweed,google/pigweed,google/pigweed,google/pigweed